Add contextmenu for emby settings (used to update ratings)

Add ratings sync for music files (get rating details from music files and sync back to emby)

resources/lib/musicutils.py

@@ -0,0 +1,131 @@
+# -*- coding: utf-8 -*-
+
+#################################################################################################
+
+import os
+import xbmc, xbmcaddon, xbmcvfs
+import utils
+from mutagen.flac import FLAC
+from mutagen.id3 import ID3
+from mutagen import id3
+
+#################################################################################################
+
+# Helper for the music library, intended to fix missing song ID3 tags on Emby
+
+def logMsg(msg, lvl=1):
+    utils.logMsg("%s %s" % ("Emby", "musictools"), msg, lvl)
+
+def getRealFileName(filename):
+    #get the filename path accessible by python if possible...
+    isTemp = False
+    
+    if not xbmcvfs.exists(filename):
+        logMsg( "File does not exist! %s" %(filename), 0)
+        return (False, "")
+    
+    # determine if our python module is able to access the file directly...
+    if os.path.exists(filename):
+        filename = filename
+    elif os.path.exists(filename.replace("smb://","\\\\").replace("/","\\")):
+        filename = filename.replace("smb://","\\\\").replace("/","\\")
+    else:
+        #file can not be accessed by python directly, we copy it for processing...
+        isTemp = True
+        if "/" in filename: filepart = filename.split("/")[-1]
+        else: filepart = filename.split("\\")[-1]
+        tempfile = "special://temp/"+filepart
+        xbmcvfs.copy(filename, tempfile)
+        filename = xbmc.translatePath(tempfile).decode("utf-8")
+        
+    return (isTemp,filename)
+
+def getEmbyRatingFromKodiRating(rating):
+    # Translation needed between Kodi/ID3 rating and emby likes/favourites:
+    # 3+ rating in ID3 = emby like
+    # 5+ rating in ID3 = emby favourite
+    # rating 0 = emby dislike
+    # rating 1-2 = emby no likes or dislikes (returns 1 in results)
+    favourite = False
+    deletelike = False
+    like = False
+    if (rating >= 3): like = True
+    if (rating == 0): like = False
+    if (rating == 1 or rating == 2): deletelike = True
+    if (rating >= 5): favourite = True
+    return(like, favourite, deletelike)
+    
+def getSongTags(file):
+    # Get the actual ID3 tags for music songs as the server is lacking that info
+    rating = None
+    comment = ""
+    
+    isTemp,filename = getRealFileName(file)
+    logMsg( "getting song ID3 tags for " + filename, 0)
+    
+    try:
+        if filename.lower().endswith(".flac"):
+            audio = FLAC(filename)
+            if audio.get("comment"):
+                comment = audio.get("comment")[0]
+            if audio.get("rating"):
+                rating = float(audio.get("rating")[0])
+                #flac rating is 0-100 and needs to be converted to 0-5 range
+                if rating > 5: rating = (rating / 100) * 5
+        elif filename.lower().endswith(".mp3"):
+            audio = ID3(filename)
+            if audio.get("comment"):
+                comment = audio.get("comment")[0]
+            if audio.get("POPM:Windows Media Player 9 Series"):
+                if audio.get("POPM:Windows Media Player 9 Series").rating:
+                    rating = float(audio.get("POPM:Windows Media Player 9 Series").rating)
+                    #POPM rating is 0-255 and needs to be converted to 0-5 range
+                    if rating > 5: rating = (rating / 255) * 5
+        else:
+            logMsg( "Not supported fileformat or unable to access file: %s" %(filename), 0)
+        rating = int(round(rating,0))
+    
+    except Exception as e:
+        #file in use ?
+        logMsg("Exception in getSongTags %s" %e,0)
+        
+    #remove tempfile if needed....
+    if isTemp: xbmcvfs.delete(filename)
+        
+    return (rating, comment)
+
+def updateRatingToFile(rating, file):
+    #update the rating from Emby to the file
+    
+    isTemp,filename = getRealFileName(file)
+    logMsg( "setting song rating: %s for filename: %s" %(rating,filename), 0)
+    
+    if not filename:
+        return
+    
+    try:
+        if filename.lower().endswith(".flac"):
+            audio = FLAC(filename)
+            calcrating = int(round((float(rating) / 5) * 100, 0))
+            audio["rating"] = str(calcrating)
+            audio.save()
+        elif filename.lower().endswith(".mp3"):
+            audio = ID3(filename)
+            calcrating = int(round((float(rating) / 5) * 255, 0))
+            audio.add(id3.POPM(email="Windows Media Player 9 Series", rating=calcrating, count=1))
+            audio.save()
+        else:
+            logMsg( "Not supported fileformat: %s" %(filename), 0)
+            
+        #remove tempfile if needed....
+        if isTemp:
+            xbmcvfs.delete(file)
+            xbmcvfs.copy(filename,file)
+            xbmcvfs.delete(filename)
+            
+    except Exception as e:
+        #file in use ?
+        logMsg("Exception in updateRatingToFile %s" %e,0)
+        
+    
+